South Korean President Park Geun-hye is embroiled in a scandal that’s seen her approval ratings dip to unprecedented lows. Who is Choi Sun-il and why have thousands marched in Seoul calling for her impeachment or resignation and what are the larger implications for the country and the region? Katharine Moon, Nonresident Senior Fellow, Foreign Policy, Center for East Asia Policy Studies and professor at Wellesley College and Jonathan Miller, EastWest Institute's Fellow for the China, East Asia, and United States Program discuss.